Radeon HD 4730 vs Radeon HD 6750

Radeon HD 4730
Radeon HD 6750
640 Shaders
512MB GDDR5
750MHz
720 Shaders
1GB GDDR5
700MHz
FP32
0.96 TFLOPS
FP32
1.01 TFLOPS
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Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
110W
TDP
86W
Power Connectors
1x 6-Pin
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Power Connectors
1x 6-Pin
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GB5 OpenCL - N/A
0%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan - N/A
0%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal - N/A
0%
OCT Metal - N/A
0%
Manufacturer
ATI
Manufacturer
AMD
Chip Designer
ATI
Chip Designer
AMD
Architecture
TeraScale 1
Architecture
TeraScale 2
Family
Radeon HD 4000
Family
Radeon HD 6000
Codename
Wekiva
RV770
Variant
RV770 CE
Codename
Juniper
RV840
Variant
Juniper Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/8/2009
Release Date
1/21/2011
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
55nm
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Fabrication Node
40nm
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Die Size
256 mm²
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Die Size
166 mm²
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Transistor Count
956 Million
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Transistor Count
1 Billion
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Transistor Density
3.73M/mm²
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Transistor Density
6.27M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
640 Shaders
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Shading Units
720 Shaders
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Texture Mapping Units
32 TMUs
Texture Mapping Units
36 TMUs
Render Output Units
8 ROPs
Render Output Units
16 ROPs
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Compute Units
8 CUs
Compute Units
9 CUs
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750MHz
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700MHz
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FP32
0.96 TFLOPS
FP32
1.01 TFLOPS
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FP64
0.19 TFLOPS
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Pixel Fillrate
6 GPixel/s
Pixel Fillrate
11.2 GPixel/s
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Texture Fillrate
24 GTexel/s
Texture Fillrate
25.2 GTexel/s
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L1
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16KB/CU
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L1
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8KB/CU
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L2
256KB Shared
L2
256KB Shared
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512MB
GDDR5
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1GB
GDDR5
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Bus Width
128Bit
Bus Width
128Bit
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
57.6GB/s
Clock
1150MHz
Transfer Rate
4.6GT/s
Bandwidth
73.6GB/s
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TDP
110W
TDP
86W
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1x S-Video
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2x DVI-I Dual-Link
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2x DVI-I Dual-Link
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1x DisplayPort 1.1
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1x HDMI 1.3
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Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
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Variable Refresh Rate
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
2
Multi Monitor Support
2
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No Encoders
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No Encoders
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Model
UVD 2.0
Model
UVD 2.2
Codec
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VC-1
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AVC (H.264)
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Codec
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VC-1
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AVC (H.264)
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Direct X
10
Direct 3D
10_1
Direct X
11
Direct 3D
11_0
OpenGL
3.3
OpenCL
1.1
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OpenGL
4.5
OpenCL
1.2
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Shader Model
4.1
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GFX
3
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Shader Model
5.0
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GFX
4
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1x Fan
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1x Fan
Power Connectors
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1x 6-Pin
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Power Connectors
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1x 6-Pin
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Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Multi GPU Support
Supported
Type
2-way CrossFireX
Multi GPU Support
Supported
Type
4-way CrossFireX
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Height
111 mm (4.37 in)
Width
170 mm (6.69 in)
Depth
40 mm (1.57 in)
Change Results